Switch capable of realizing self-illumination after light-emitting diode (LED) is extinguished

Abstract

The switch comprises a housing, a button, a circuit board and a plastic plate, the circuit board, the plastic plate and the button are sequentially arranged in the housing from inside to outside, the surface of the housing is provided with an operation port used for exposing the outer end face of the button, the circuit board is provided with a key used for being matched with the button, and the plastic plate is provided with an LED light source. The button comprises a sliding block and a fluorescent plate, the sliding block is arranged in the shell in a sliding mode, the fluorescent plate is installed at the outer end of the sliding block and exposed out of the operation opening, and the circuit board is further electrically connected with an LED. The surface of the front spare box has a fluorescent effect, the LED lightens the button and absorbs light when the front spare box is opened, the LED extinguishes after the front spare box is closed, the button is self-luminous and can be seen by naked eyes for 5 minutes, a child can press the button to open the front spare box for escape, operation is convenient, and the safety performance of the front spare box of the new energy automobile is remarkably improved.

Description

Technical Field

[0001] The utility model relates to the technical field of switches, in particular to a switch which emits light by itself after an LED inside a front trunk of a new energy vehicle is turned off. Background Art

[0002] At present, the electronic technology of new energy vehicles is developing rapidly. Many new energy vehicles do not need the front trunk space to place the engine and other systems. Therefore, many new energy vehicles are equipped with front trunk functions to increase storage space and place a small amount of items. Therefore, the safety of the front trunk has been taken seriously. In order to prevent children from getting into the front trunk and being unable to escape, a button switch to open the front trunk is designed in the front trunk. When a child gets into the front trunk, the child can press the button to open the front trunk and escape. However, since the interior of the front trunk is dark after it is closed, it is not convenient for children to observe and operate the button, and its convenience and safety need to be improved.

[0003] The switch is designed with a fluorescent effect on the surface. When the front trunk is opened, the LED lights up the switch and the switch absorbs light. When the front trunk is closed, the LED goes out and the switch self-luminesces and is visible to the naked eye for 5 minutes. Children can press this switch to open the front trunk and escape. Utility Model Content

[0004] The purpose of the utility model is to provide a switch which self-luminesces after the LED is turned off. The surface of the utility model has a fluorescent effect. When the front trunk is opened, the LED lights up the button and the button absorbs light. When the front trunk is closed, the LED is turned off and the button self-luminesces and is visible to the naked eye for 5 minutes. A child can press this button to open the front trunk and escape. The operation is convenient and the safety performance of the front trunk of a new energy vehicle is significantly improved.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a switch that self-illuminates after an LED is turned off, comprising a shell, a button, a circuit board and a plastic plate, wherein the circuit board, the plastic plate and the button are arranged in the shell from the inside to the outside in sequence, and an operating port for exposing the outer end face of the button is provided on the surface of the shell, a key for cooperating with the button is provided on the circuit board, the button comprises a slider and a fluorescent plate, the slider is slidably arranged in the shell, the fluorescent plate is installed on the outer end of the slider and exposed at the operating port, and the circuit board is also electrically connected to the LED.

[0006] By adopting the above technical solution, the button is composed of a slider and a fluorescent plate arranged on the surface of the slider, so that the surface of the button has a fluorescent effect. When the front trunk is opened, the LED lights up the button, and the fluorescent plate on the button absorbs light. When the front trunk is closed, the LED goes out, and the fluorescent plate on the button self-luminesces and is visible to the naked eye for 5 minutes. Children can press this button to open the front trunk and escape. It is easy to operate and significantly increases the safety performance of the front trunk of new energy vehicles.

[0007] The utility model is further configured such that the slider is hollow and has openings at both ends, a plurality of connecting plates are provided on the inner side of the fluorescent plate, and the connecting plates extend into the inner side of the slider and are connected to the slider by snap-fitting.

[0008] By adopting the above technical solution, the connection structure is simple and reliable, and disassembly and assembly are very convenient.

[0009] The utility model is further configured that reinforcing ribs are vertically extended on the connecting plate.

[0010] By adopting the above technical solution, the strength of the connecting plate can be improved, thereby improving the service life of the fluorescent plate and the firmness of the installation.

[0011] The utility model is further configured that a plurality of slots are provided at the upper end of the sliding block, a plurality of blocks whose number is equal to the slots are provided at the inner end surface of the fluorescent plate, and the blocks are engaged with the corresponding slots.

[0012] By adopting the above technical solution, the firmness of the cooperation between the fluorescent plate and the slider can be improved, and the relative shaking of the connection structure between the two under the action of external force can be avoided.

[0013] The utility model is further configured that the outer edge of the fluorescent plate is provided with a flange extending toward the inside of the shell.

[0014] By adopting the above technical solution, the fluorescent plate can present a better luminous effect, and the surface luminescence is more uniform and beautiful.

[0015] The utility model is further configured that the outer surface of the fluorescent plate is provided with a logo pattern for reminding operation.

[0016] By adopting the above technical solution, when the fluorescent plate is lit, the user can quickly determine that it is the switch to open the front trunk based on the Peugeot pattern, which further improves the convenience of use.

[0017] The utility model is further configured such that a plurality of guide ridges are vertically extended on the inner side of the shell, a plurality of guide grooves matching the guide ridges are provided on the slider, an outer stroke limit block is provided at the position of the slider inside the shell, and a limit step is provided inside the shell to limit the outer stroke limit block on the slider when the slider slides outward.

[0018] By adopting the above technical solution, the button can be guided so that it can be stably extended and retracted in the shell.

[0019] The utility model is further configured that an elastic convex portion is provided on the plastic plate at a position corresponding to the position above the circuit board button, and a trigger convex portion is provided on the slider which is pressed and matched with the elastic convex portion when moving inward.

[0020] By adopting the above technical solution, not only the pressing feel can be improved, but also when releasing the button, the elastic protrusion can give the slider a restoring force to push the button to the initial position.

[0021] The utility model is further configured as follows: the shell includes a base, an inner shell and an outer shell, the inner shell is installed on the base by a snap-fit ​​connection, a pressing plate is provided in the inner shell for pressing the plastic board and the circuit board on the base, and a plurality of positioning protrusions are provided on the pressing plate, a positioning recess matching the positioning protrusions is provided on the plastic board, a plurality of positioning rods are provided on the base, positioning holes and positioning grooves for the positioning rods to pass through are respectively provided on the circuit board and the plastic board, a dust-proof convex edge covering the outer periphery of the circuit board is also provided on the plastic board, the outer shell is installed on the outer side of the inner shell by a snap-fit ​​connection, and a mounting spring is provided on the side of the outer shell.

[0022] By adopting the above technical solution, the components can be quickly assembled, the assembly and disassembly are very convenient, and the structural stability is good.

[0023] The utility model is further configured that a decorative panel is also provided on the outer end surface of the shell.

[0024] By adopting the above technical solution, the aesthetic appearance of the switch can be significantly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A three-dimensional diagram of the utility model as a whole;

[0026] Figure 2 An exploded view of the utility model as a whole;

[0027] Figure 3 A vertical cross-sectional view of the utility model as a whole;

[0028] Figure 4 This is a schematic diagram of the structure of the button of the utility model;

[0029] Figure 5 It is an exploded diagram of the button of the utility model;

[0030] Figure 6 This is a schematic diagram of the matching structure of the slider and the inner shell of the utility model;

[0031] Figure 7 It is a three-dimensional cross-sectional view of the utility model.

[0032] In the figure: 1. shell; 2. button; 3. circuit board; 4. plastic board; 5. operation port; 6. button; 7. slider; 8. fluorescent board; 9. LED; 10. connecting plate; 11. reinforcing rib; 12. clamping block; 13. flange; 14. logo pattern; 15. guide convex strip; 16. guide groove; 17. outer travel limit block; 18. limit step; 19. elastic convex part; 20. trigger convex part; 21. base; 22. inner shell; 23. outer shell; 24. pressure plate; 25. positioning protrusion; 26. positioning recess; 27. positioning rod; 28. positioning hole; 29. ​​positioning groove; 30. dustproof convex edge; 31. installation spring; 32. decorative panel; 33. clamping slot. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] Example: As shown in the attached Figures 1 to 7 The switch shown in the figure, which emits light after the LED is turned off, comprises a housing 1, a button 2, a circuit board 3 and a plastic plate 4 (PC / ABS), wherein the circuit board 3, the plastic plate 4 and the button 2 are arranged in the housing 1 from the inside to the outside in sequence, and the surface of the housing 1 is provided with an operation port 5 for exposing the outer end face of the button 2, the circuit board 3 is provided with a key 6 for cooperating with the button 2, the button 2 comprises a slider 7 and a fluorescent plate 8, the slider 7 is slidably arranged in the housing 1, the fluorescent plate 8 is installed at the outer end of the slider 7 and exposed at the operation port 5, and the circuit board 3 is also electrically connected with an LED 9. The button 2 is composed of the slider 7 and the fluorescent plate 8 arranged on the surface of the slider 7, so that the surface of the button 2 has a fluorescent effect, when the front trunk is opened, the LED 9 lights up the button 2, and the fluorescent plate 8 on the button 2 absorbs light, when the front trunk is closed, the LED 9 is turned off, the fluorescent plate 8 on the button 2 emits light by itself, and is visible to the naked eye for 5 minutes, a child can press this button 2 to open the front trunk to escape, it is easy to operate, and significantly increases the safety performance of the front trunk of the new energy vehicle.

[0035] As attached Figure 4 and attached Figure 5As shown, the slider 7 is hollow and has two open ends. A plurality of connecting plates 10 are provided inside the fluorescent plate 8. The connecting plates 10 and the fluorescent plate 8 are an integrated structure. The connecting plates 10 extend into the inside of the slider 7 and are connected to the slider 7 by snap-fitting. Specifically, the connecting plates 10 are provided with a first card interface, and the slider 7 is provided with a first card block that matches the first card interface. The upper end of the first card block is an inclined surface. The connection structure of this design is simple and reliable, and it is very convenient to disassemble and assemble.

[0036] As attached Figure 5 As shown, the connecting plate 10 is provided with a reinforcing rib 11 extending vertically, and the reinforcing rib 11 passes over the first card interface of the connecting plate 10. Providing the reinforcing rib 11 on the connecting plate 10 can improve the strength of the connecting plate 10, thereby improving the service life of the fluorescent plate 8 and the firmness of the installation.

[0037] As attached Figure 5 As shown, the upper end of the slider 7 is provided with a plurality of slots 33, and the inner end surface of the fluorescent plate 8 is provided with a plurality of blocks 12 whose number is equal to the slots 33, and the blocks 12 are engaged with the corresponding slots 33. This design can improve the firmness of the cooperation between the fluorescent plate 8 and the slider 7, and prevent the connection structure of the two from shaking relative to each other under the action of external force.

[0038] As attached Figure 5 As shown, the outer edge of the fluorescent plate 8 is provided with a flange 13 extending toward the inside of the housing 1. This design can make the fluorescent plate 8 present a better luminous effect, and the surface luminescence is more uniform and beautiful.

[0039] As attached Figure 1 As shown, the outer surface of the fluorescent plate 8 is provided with a logo pattern 14 for reminding operation, and the logo pattern 14 can be designed as a pattern of the trunk opening and a person running out. When the fluorescent plate 8 is lit, the user can quickly determine that it is a switch for opening the front trunk according to the logo pattern, which further improves the convenience of use.

[0040] As attached Figure 6 As shown, the inner side of the housing 1 is provided with a plurality of guide ridges 15 extending vertically, the slider 7 is provided with a plurality of guide grooves 16 matching the guide ridges 15, the position of the slider 7 in the housing 1 is provided with an outer travel limit block 17, and the housing 1 is provided with a limit step 18 for limiting the outer travel limit block 17 on the slider 7 when the slider 7 slides outward. This design can guide the button 2 so that it can be stably extended and retracted in the housing 1.

[0041] As attached Figure 3As shown, the plastic plate 4 is provided with an elastic protrusion 19 at a position corresponding to the position above the button 6 of the circuit board 3, and the slider 7 is provided with a trigger protrusion 20 that is pressed and matched with the elastic protrusion 19 when moving inward. This design can not only improve the pressing feel, but also the elastic protrusion 19 can give the slider 7 a restoring force when releasing, pushing the button 2 to the initial position.

[0042] As attached Figure 7 As shown, the housing 1 includes a base 21, an inner shell 22 and an outer shell 23, the inner shell 22 is installed on the base 21 by a snap connection, specifically, the side of the inner shell 22 has a second card interface, the base 21 has a second card block that matches the second card interface, and the upper end of the second card block is an inclined surface, the inner shell 22 is provided with a pressing plate 24 for pressing the plastic plate 4 and the circuit board 3 on the base 21, and the pressing plate 24 is provided with a plurality of positioning protrusions 25, and the plastic plate 4 is provided with a positioning recess that matches the positioning protrusion 25. The base 21 is provided with a plurality of positioning rods 27, the circuit board 3 and the plastic board 4 are respectively provided with positioning holes 28 and positioning grooves 29 for the positioning rods 27 to pass through, the plastic board 4 is also provided with a dust-proof convex edge 30 covering the outer periphery of the circuit board 3, the outer shell 23 is installed on the outer side of the inner shell 22 by snap connection, specifically, the side of the outer shell 23 has a third card interface, the inner side has a third card block that matches the third card interface, and the upper end of the third card block is an inclined surface, and the side of the outer shell 23 is provided with a mounting spring 31. This design can realize the rapid assembly of various components, is very convenient for disassembly and assembly, and has good structural stability.

[0043] As attached Figure 7 As shown, a decorative panel 32 is also provided on the outer end surface of the shell 23, and the two can be connected by snap-fitting. Specifically, a socket is provided on the outer end surface of the shell 23, and a plug rod matching the socket is provided on the decorative panel 32. The inside and outside of the decorative panel 32 are chamfered, which can significantly improve the aesthetics of the switch.

Claims

1. A switch that emits light when an LED is turned off, comprising a housing (1), a button (2), a circuit board (3) and a plastic plate (4), wherein the circuit board (3), the plastic plate (4) and the button (2) are arranged in the housing (1) from the inside to the outside, and an operating port (5) for exposing the outer end surface of the button (2) is arranged on the surface of the housing (1), and a key (6) for cooperating with the button (2) is arranged on the circuit board (3), characterized in that: The button (2) comprises a slider (7) and a fluorescent plate (8); the slider (7) is slidably arranged in the housing (1); the fluorescent plate (8) is mounted on the outer end of the slider (7) and exposed at the operating port (5); and the circuit board (3) is also electrically connected to an LED (9).

2. A switch that emits light after the LED is turned off according to claim 1, characterized in that: The slider (7) is hollow and has two open ends. A plurality of connecting plates (10) are provided inside the fluorescent plate (8). The connecting plates (10) extend into the inside of the slider (7) and are connected to the slider (7) by snap-fitting.

3. A switch that emits light after the LED is turned off according to claim 2, characterized in that: A reinforcing rib (11) is provided on the connecting plate (10) and extends vertically.

4. A switch that emits light after the LED is turned off according to claim 2, characterized in that: The upper end of the slider (7) is provided with a plurality of card slots (33), and the inner end surface of the fluorescent plate (8) is provided with a plurality of card blocks (12) whose number is equal to the card slots (33), and the card blocks (12) are engaged with the corresponding card slots (33).

5. A switch that emits light after the LED is turned off according to claim 1, characterized in that: The outer edge of the fluorescent plate (8) is provided with a flange (13) extending toward the inside of the housing (1).

6. A switch that emits light after the LED is turned off according to claim 1, characterized in that: The outer surface of the fluorescent plate (8) is provided with a marking pattern (14) for reminding operation.

7. A switch that emits light after the LED is turned off according to claim 1, characterized in that: A plurality of guide ridges (15) are vertically extended on the inner side of the housing (1); a plurality of guide grooves (16) are provided on the slider (7) and are matched with the guide ridges (15); an outer travel limit block (17) is provided at a position where the slider (7) is located inside the housing (1); and a limit step (18) is provided inside the housing (1) and forms a limit fit with the outer travel limit block (17) on the slider (7) when the slider (7) slides outward.

8. A switch that emits light after the LED is turned off according to claim 7, characterized in that: An elastic protrusion (19) is provided on the plastic plate (4) at a position corresponding to the position above the button (6) of the circuit board (3), and a trigger protrusion (20) is provided on the slider (7) for extruding and matching with the elastic protrusion (19) when the slider (7) moves inward.

9. A switch that emits light after the LED is turned off according to claim 1, characterized in that: The housing (1) comprises a base (21), an inner shell (22) and an outer shell (23); the inner shell (22) is mounted on the base (21) by means of a snap connection; a pressing plate (24) is provided in the inner shell (22) for pressing the plastic plate (4) and the circuit board (3) onto the base (21); the pressing plate (24) is provided with a plurality of positioning protrusions (25); the plastic plate (4) is provided with positioning recesses (23) which fit with the positioning protrusions (25); 6), the base (21) is provided with a plurality of positioning rods (27), the circuit board (3) and the plastic plate (4) are respectively provided with positioning holes (28) and positioning grooves (29) for the positioning rods (27) to pass through, the plastic plate (4) is also provided with a dustproof convex edge (30) covering the outer periphery of the circuit board (3), the outer shell (23) is installed on the outer side of the inner shell (22) by means of a snap connection, and a mounting spring (31) is provided on the side of the outer shell (23).

10. A switch that emits light after the LED is turned off according to claim 9, characterized in that: A decorative panel (32) is also provided on the outer end surface of the housing (23).

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